Naruto: Shippūden episode 89, "The Price of Power" (titled Il Prezzo della Forza in Italian), concludes the Akatsuki Suppression Mission arc with Kakuzu's defeat and the classification of Naruto's Wind Release: Rasenshuriken as a forbidden technique due to its severe cellular damage. The episode also features a pivotal emotional moment where Shikamaru promises to protect Kurenai and Asuma's unborn child. Detailed episode analysis is available at Narutopedia . The Price of Power | Narutopedia | Fandom